X-Git-Url: http://gitweb.fperrin.net/?a=blobdiff_plain;f=tim%2Fprune%2Fdata%2FTrackInfo.java;h=b987ea9449d6dff66fd52f2af60031752f415413;hb=5625a1abadb5f2ca5f017fe7dbda1d5141cb637b;hp=71363dae1053ed3e89dba907a8dea89adfada90f;hpb=312fec956e43f5d0a38617da5d0add9c62563e2c;p=GpsPrune.git

diff --git a/tim/prune/data/TrackInfo.java b/tim/prune/data/TrackInfo.java
index 71363da..b987ea9 100644
--- a/tim/prune/data/TrackInfo.java
+++ b/tim/prune/data/TrackInfo.java
@@ -1,5 +1,7 @@
 package tim.prune.data;
 
+import java.util.List;
+
 import tim.prune.UpdateMessageBroker;
 
 /**
@@ -12,6 +14,8 @@ public class TrackInfo
 	private Track _track = null;
 	private Selection _selection = null;
 	private FileInfo _fileInfo = null;
+	private PhotoList _photoList = null;
+
 
 	/**
 	 * Constructor
@@ -24,6 +28,7 @@ public class TrackInfo
 		_track = inTrack;
 		_selection = new Selection(_track, inBroker);
 		_fileInfo = new FileInfo();
+		_photoList = new PhotoList();
 	}
 
 
@@ -53,6 +58,14 @@ public class TrackInfo
 		return _fileInfo;
 	}
 
+	/**
+	 * @return the PhotoList object
+	 */
+	public PhotoList getPhotoList()
+	{
+		return _photoList;
+	}
+
 	/**
 	 * Get the currently selected point, if any
 	 * @return DataPoint if single point selected, otherwise null
@@ -62,6 +75,15 @@ public class TrackInfo
 		return _track.getPoint(_selection.getCurrentPointIndex());
 	}
 
+	/**
+	 * Get the currently selected photo, if any
+	 * @return Photo if selected, otherwise null
+	 */
+	public Photo getCurrentPhoto()
+	{
+		return _photoList.getPhoto(_selection.getCurrentPhotoIndex());
+	}
+
 
 	/**
 	 * Load the specified data into the Track
@@ -77,13 +99,85 @@ public class TrackInfo
 	}
 
 
+	/**
+	 * Add a List of Photos
+	 * @param inList List containing Photo objects
+	 * @return array containing number of photos and number of points added
+	 */
+	public int[] addPhotos(List inList)
+	{
+		// TODO: Should photos be sorted at load-time, either by filename or date?
+		// Firstly count number of points and photos to add
+		int numPhotosToAdd = 0;
+		int numPointsToAdd = 0;
+		if (inList != null && !inList.isEmpty())
+		{
+			for (int i=0; i<inList.size(); i++)
+			{
+				try
+				{
+					Photo photo = (Photo) inList.get(i);
+					if (photo != null && !_photoList.contains(photo))
+					{
+						numPhotosToAdd++;
+						if (photo.getDataPoint() != null)
+						{
+							numPointsToAdd++;
+						}
+					}
+				}
+				catch (ClassCastException ce) {}
+			}
+		}
+		// If there are any photos to add, add them
+		if (numPhotosToAdd > 0)
+		{
+			DataPoint[] dataPoints = new DataPoint[numPointsToAdd];
+			int pointNum = 0;
+			boolean hasAltitude = false;
+			// Add each Photo in turn
+			for (int i=0; i<inList.size(); i++)
+			{
+				try
+				{
+					Photo photo = (Photo) inList.get(i);
+					if (photo != null && !_photoList.contains(photo))
+					{
+						// Add photo
+						_photoList.addPhoto(photo);
+						// Add point if there is one
+						if (photo.getDataPoint() != null)
+						{
+							dataPoints[pointNum] = photo.getDataPoint();
+							// Check if any points have altitudes
+							hasAltitude |= (photo.getDataPoint().getAltitude() != null);
+							pointNum++;
+						}
+					}
+				}
+				catch (ClassCastException ce) {}
+			}
+			if (numPointsToAdd > 0)
+			{
+				// add points to track
+				_track.appendPoints(dataPoints);
+				// modify track field list
+				_track.getFieldList().extendList(Field.LATITUDE);
+				_track.getFieldList().extendList(Field.LONGITUDE);
+				if (hasAltitude) {_track.getFieldList().extendList(Field.ALTITUDE);}
+			}
+		}
+		int[] result = {numPhotosToAdd, numPointsToAdd};
+		return result;
+	}
+
+
 	/**
 	 * Delete the currently selected range of points
 	 * @return true if successful
 	 */
 	public boolean deleteRange()
 	{
-		int currPoint = _selection.getCurrentPointIndex();
 		int startSel = _selection.getStart();
 		int endSel = _selection.getEnd();
 		boolean answer = _track.deleteRange(startSel, endSel);
@@ -109,6 +203,43 @@ public class TrackInfo
 	}
 
 
+	/**
+	 * Delete the currently selected photo and optionally its point too
+	 * @param inPointToo true to also delete associated point
+	 * @return true if delete successful
+	 */
+	public boolean deleteCurrentPhoto(boolean inPointToo)
+	{
+		// delete currently selected photo
+		int photoIndex = _selection.getCurrentPhotoIndex();
+		if (photoIndex >= 0)
+		{
+			Photo photo = _photoList.getPhoto(photoIndex);
+			_photoList.deletePhoto(photoIndex);
+			// has it got a point?
+			if (photo.getDataPoint() != null)
+			{
+				if (inPointToo)
+				{
+					// delete point
+					int pointIndex = _track.getPointIndex(photo.getDataPoint());
+					_track.deletePoint(pointIndex);
+				}
+				else
+				{
+					// disconnect point from photo
+					photo.getDataPoint().setPhoto(null);
+					photo.setDataPoint(null);
+				}
+			}
+			// update subscribers
+			_selection.modifyPointDeleted();
+			_broker.informSubscribers();
+		}
+		return true;
+	}
+
+
 	/**
 	 * Compress the track to the given resolution
 	 * @param inResolution resolution
@@ -159,4 +290,48 @@ public class TrackInfo
 			_selection.selectRangeEnd(_selection.getEnd() + inNumPoints);
 		return success;
 	}
+
+
+	/**
+	 * Select the given DataPoint
+	 * @param inPoint DataPoint object to select
+	 */
+	public void selectPoint(DataPoint inPoint)
+	{
+		// get the index of the given Point
+		int index = _track.getPointIndex(inPoint);
+		// give to selection
+		_selection.selectPoint(index);
+	}
+
+	/**
+	 * Select the given Photo and its point if any
+	 * @param inPhotoIndex index of photo to select
+	 */
+	public void selectPhoto(int inPhotoIndex)
+	{
+		// Find Photo object
+		Photo photo = _photoList.getPhoto(inPhotoIndex);
+		if (photo != null)
+		{
+			// Find point object and its index
+			int pointIndex = _track.getPointIndex(photo.getDataPoint());
+			// give to selection object
+			_selection.selectPhotoAndPoint(inPhotoIndex, pointIndex);
+		}
+		else
+		{
+			// no photo, just reset selection
+			_selection.selectPhotoAndPoint(-1, -1);
+		}
+	}
+
+
+	/**
+	 * Fire a trigger to all data subscribers
+	 */
+	public void triggerUpdate()
+	{
+		_broker.informSubscribers();
+	}
 }